What we know about the measurement:

Mackie MR524 is an active bookshelves that cost around 200 USD each.

  • Quality of the measurement data is low.
  • Origin of the data is Misc.
  • Format of the data is .
  • -3dB (resp. -6db) point v.s. reference is at 46.2Hz (resp. 41.8Hz).
  • Reference level is normalised to 0.4dB computed over the frequency range [300.0Hz, 5000.0Hz].
  • Frequency deviation is 2.0dB over the same frequency range.
  • Tonality (Preference) Score
    • Tonality (Preference) Score is 4.39 and would be 6.35 with a perfect subwoofer.
      • Details: NBD: ON 0.331, LW 0.3, SP 0.388, PIR 0.334; SM: SP0.653, PIR0.213; LFQ 0.302, LFX 41Hz
    • Tonality (Preference) Score is 6.8 with an EQ and would be 8.7 with a perfect subwoofer and the same EQ.
      • Details: NBD: ON 0.196, LW 0.176, SP 0.273, PIR 0.207; SM: SP0.947, PIR0.919; LFQ 0.302, LFX 40Hz
  • Link to original Review: asr review. .
Mackie MR524
AutomaticEQ (IIR)
Set preamp gain to: -0.8dB.
Type Freq Q Gain
PK 85.0 2.61 -2.45
PK 125.0 1.46 -2.52
PK 130.0 0.26 1.38
PK 1954.0 2.99 -1.79
PK 4989.0 1.3 -2.73
PK 9989.0 1.99 -5.42
PK 16239.0 2.05 -5.13
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These EQ optimise the Harman score and is a good start for far field listening like in your living room.

Mackie MR524 filters_auto_eq

AutomaticEQ

Mackie MR524 filters_eq_full

Target v.s. EQ

Mackie MR524
Graphic EQ 15 bands
Set preamp gain to: -0.3dB.
Type Freq Q Gain
PK 25.0 2.14 0.25
PK 40.0 2.14 0.25
PK 63.0 2.14 0.0
PK 100.0 2.14 -0.25
PK 160.0 2.14 -0.25
PK 250.0 2.14 0.0
PK 400.0 2.14 0.0
PK 630.0 2.14 0.0
PK 1000.0 2.14 -0.25
PK 1600.0 2.14 -0.25
PK 2500.0 2.14 -0.25
PK 4000.0 2.14 -0.5
PK 6300.0 2.14 -0.5
PK 10000.0 2.14 -1.0
PK 16000.0 2.14 -0.75
Download

These EQ is designed for a 15 bands graphical EQ.

Mackie MR524
Graphic EQ 31 bands
Set preamp gain to: -0.7dB.
Type Freq Q Gain
PK 20.0 4.32 0.0
PK 25.0 4.32 0.5
PK 31.0 4.32 0.5
PK 40.0 4.32 0.5
PK 50.0 4.32 0.25
PK 63.0 4.32 0.0
PK 80.0 4.32 -0.25
PK 100.0 4.32 -0.25
PK 125.0 4.32 -0.25
PK 160.0 4.32 0.0
PK 200.0 4.32 0.0
PK 250.0 4.32 0.0
PK 315.0 4.32 0.0
PK 400.0 4.32 0.0
PK 500.0 4.32 0.0
PK 630.0 4.32 0.0
PK 800.0 4.32 0.0
PK 1000.0 4.32 -0.25
PK 1250.0 4.32 0.25
PK 1600.0 4.32 -0.25
PK 2000.0 4.32 -0.5
PK 2500.0 4.32 -0.25
PK 3150.0 4.32 0.0
PK 4000.0 4.32 -0.25
PK 5000.0 4.32 -0.25
PK 6300.0 4.32 -0.5
PK 8000.0 4.32 -0.5
PK 10000.0 4.32 -1.0
PK 12000.0 4.32 -0.5
PK 16000.0 4.32 -0.75
PK 20000.0 4.32 0.0
Download

These EQ is designed for a 31 bands graphical EQ.

Mackie MR524: comparison between EQs
Mackie MR524

Comparison betweens various EQs

Mackie MR524

Improvements made by EQ

Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
Frequency Frequency with EQ
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